n.圈,环,[医]宫内避孕环,回路,弯曲部分
vt.& vi.(使)成环,(使)成圈,以环连结,使翻筋斗
These activists don't want to feel out of the loop.
这些活跃分子不想做局外人。
The road went in a huge loop around the lake.
那条路环湖绕了一个大圈。
I think that the vice president was in the loop.
我认为副总统是局内人。